[INFO] fetching crate rustc_utils 0.13.0-nightly-2025-03-03... [INFO] checking rustc_utils-0.13.0-nightly-2025-03-03 against try#0c7fed2b7584d310ca8221267fa1b3bec4df427f for pr-133502-4 [INFO] extracting crate rustc_utils 0.13.0-nightly-2025-03-03 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate rustc_utils 0.13.0-nightly-2025-03-03 on toolchain 0c7fed2b7584d310ca8221267fa1b3bec4df427f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rustc_utils 0.13.0-nightly-2025-03-03 [INFO] finished tweaking crates.io crate rustc_utils 0.13.0-nightly-2025-03-03 [INFO] tweaked toml for crates.io crate rustc_utils 0.13.0-nightly-2025-03-03 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate rustc_utils 0.13.0-nightly-2025-03-03 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b7a80dd3999fd4da8d0e045987d7bcfc8a83d3ea0f861293ca094f69a9d389d1 [INFO] running `Command { std: "docker" "start" "-a" "b7a80dd3999fd4da8d0e045987d7bcfc8a83d3ea0f861293ca094f69a9d389d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b7a80dd3999fd4da8d0e045987d7bcfc8a83d3ea0f861293ca094f69a9d389d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7a80dd3999fd4da8d0e045987d7bcfc8a83d3ea0f861293ca094f69a9d389d1", kill_on_drop: false }` [INFO] [stdout] b7a80dd3999fd4da8d0e045987d7bcfc8a83d3ea0f861293ca094f69a9d389d1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1b399bbe27434c535b2efb4527658d100aeddc280d4c36e35ba239c8b1c3bb4a [INFO] running `Command { std: "docker" "start" "-a" "1b399bbe27434c535b2efb4527658d100aeddc280d4c36e35ba239c8b1c3bb4a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Checking log v0.4.26 [INFO] [stderr] Checking is_terminal_polyfill v1.70.1 [INFO] [stderr] Compiling anyhow v1.0.97 [INFO] [stderr] Checking anstyle v1.0.10 [INFO] [stderr] Checking anstyle-query v1.1.2 [INFO] [stderr] Checking colorchoice v1.0.3 [INFO] [stderr] Checking smallvec v1.14.0 [INFO] [stderr] Checking anstyle-parse v0.2.6 [INFO] [stderr] Checking env_filter v0.1.3 [INFO] [stderr] Checking anstream v0.6.18 [INFO] [stderr] Checking env_logger v0.9.3 [INFO] [stderr] Checking intervaltree v0.2.7 [INFO] [stderr] Checking env_logger v0.11.7 [INFO] [stderr] Checking rustc_utils v0.13.0-nightly-2025-03-03 (/opt/rustwide/workdir) [INFO] [stdout] error[E0463]: can't find crate for `either` [INFO] [stdout] --> src/lib.rs:43:1 [INFO] [stdout] | [INFO] [stdout] 43 | extern crate either; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_abi` [INFO] [stdout] --> src/lib.rs:44:1 [INFO] [stdout] | [INFO] [stdout] 44 | extern crate rustc_abi; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_borrowck` [INFO] [stdout] --> src/lib.rs:45:1 [INFO] [stdout] | [INFO] [stdout] 45 | extern crate rustc_borrowck; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_data_structures` [INFO] [stdout] --> src/lib.rs:46:1 [INFO] [stdout] | [INFO] [stdout] 46 | extern crate rustc_data_structures; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_driver` [INFO] [stdout] --> src/lib.rs:47:1 [INFO] [stdout] | [INFO] [stdout] 47 | extern crate rustc_driver; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_errors` [INFO] [stdout] --> src/lib.rs:48:1 [INFO] [stdout] | [INFO] [stdout] 48 | extern crate rustc_errors; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_graphviz` [INFO] [stdout] --> src/lib.rs:49:1 [INFO] [stdout] | [INFO] [stdout] 49 | extern crate rustc_graphviz; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_hir` [INFO] [stdout] --> src/lib.rs:50:1 [INFO] [stdout] | [INFO] [stdout] 50 | extern crate rustc_hir; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_index` [INFO] [stdout] --> src/lib.rs:51:1 [INFO] [stdout] | [INFO] [stdout] 51 | extern crate rustc_index; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_infer` [INFO] [stdout] --> src/lib.rs:52:1 [INFO] [stdout] | [INFO] [stdout] 52 | extern crate rustc_infer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_interface` [INFO] [stdout] --> src/lib.rs:53:1 [INFO] [stdout] | [INFO] [stdout] 53 | extern crate rustc_interface; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_lint_defs` [INFO] [stdout] --> src/lib.rs:54:1 [INFO] [stdout] | [INFO] [stdout] 54 | extern crate rustc_lint_defs; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_macros` [INFO] [stdout] --> src/lib.rs:55:1 [INFO] [stdout] | [INFO] [stdout] 55 | extern crate rustc_macros; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_middle` [INFO] [stdout] --> src/lib.rs:56:1 [INFO] [stdout] | [INFO] [stdout] 56 | extern crate rustc_middle; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_mir_dataflow` [INFO] [stdout] --> src/lib.rs:57:1 [INFO] [stdout] | [INFO] [stdout] 57 | extern crate rustc_mir_dataflow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_mir_transform` [INFO] [stdout] --> src/lib.rs:58:1 [INFO] [stdout] | [INFO] [stdout] 58 | extern crate rustc_mir_transform; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_serialize` [INFO] [stdout] --> src/lib.rs:59:1 [INFO] [stdout] | [INFO] [stdout] 59 | extern crate rustc_serialize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_session` [INFO] [stdout] --> src/lib.rs:60:1 [INFO] [stdout] | [INFO] [stdout] 60 | extern crate rustc_session; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_span` [INFO] [stdout] --> src/lib.rs:61:1 [INFO] [stdout] | [INFO] [stdout] 61 | extern crate rustc_span; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_target` [INFO] [stdout] --> src/lib.rs:62:1 [INFO] [stdout] | [INFO] [stdout] 62 | extern crate rustc_target; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_trait_selection` [INFO] [stdout] --> src/lib.rs:63:1 [INFO] [stdout] | [INFO] [stdout] 63 | extern crate rustc_trait_selection; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `rustc_type_ir` [INFO] [stdout] --> src/lib.rs:64:1 [INFO] [stdout] | [INFO] [stdout] 64 | extern crate rustc_type_ir; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] | [INFO] [stdout] = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `smallvec` [INFO] [stdout] --> src/lib.rs:65:1 [INFO] [stdout] | [INFO] [stdout] 65 | extern crate smallvec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `super::filename::FilenameIndex` [INFO] [stdout] --> src/source_map/range.rs:20:33 [INFO] [stdout] | [INFO] [stdout] 20 | use super::filename::{Filename, FilenameIndex}; [INFO] [stdout] | ^^^^^^^^^^^^^ no `FilenameIndex` in `source_map::filename` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `PlaceExt` [INFO] [stdout] --> src/source_map/spanner/mir_span.rs:16:59 [INFO] [stdout] | [INFO] [stdout] 16 | use crate::{mir::location_or_arg::LocationOrArg, BodyExt, PlaceExt, SpanExt}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0220]: associated type `Node` not found for `G` [INFO] [stdout] --> src/mir/control_dependencies.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | exit: G::Node, [INFO] [stdout] | ^^^^ associated type `Node` not found [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0223]: ambiguous associated type [INFO] [stdout] --> src/mir/control_dependencies.rs:36:27 [INFO] [stdout] | [INFO] [stdout] 36 | fn start_node(&self) -> Self::Node { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: if there were a trait named `Example` with associated type `Node` implemented for `ReversedGraph<'_, G>`, you could use the fully-qualified path [INFO] [stdout] | [INFO] [stdout] 36 - fn start_node(&self) -> Self::Node { [INFO] [stdout] 36 + fn start_node(&self) -> as Example>::Node { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0223]: ambiguous associated type [INFO] [stdout] --> src/mir/control_dependencies.rs:42:30 [INFO] [stdout] | [INFO] [stdout] 42 | fn successors(&self, node: Self::Node) -> impl Iterator { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: if there were a trait named `Example` with associated type `Node` implemented for `ReversedGraph<'_, G>`, you could use the fully-qualified path [INFO] [stdout] | [INFO] [stdout] 42 - fn successors(&self, node: Self::Node) -> impl Iterator { [INFO] [stdout] 42 + fn successors(&self, node: as Example>::Node) -> impl Iterator { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0223]: ambiguous associated type [INFO] [stdout] --> src/mir/control_dependencies.rs:56:32 [INFO] [stdout] | [INFO] [stdout] 56 | fn predecessors(&self, node: Self::Node) -> impl Iterator { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: if there were a trait named `Example` with associated type `Node` implemented for `ReversedGraph<'_, G>`, you could use the fully-qualified path [INFO] [stdout] | [INFO] [stdout] 56 - fn predecessors(&self, node: Self::Node) -> impl Iterator { [INFO] [stdout] 56 + fn predecessors(&self, node: as Example>::Node) -> impl Iterator { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0223]: ambiguous associated type [INFO] [stdout] --> src/mir/place.rs:599:59 [INFO] [stdout] | [INFO] [stdout] 599 | fn visit_region(&mut self, region: ty::Region<'tcx>) -> Self::Result { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: if there were a trait named `Example` with associated type `Result` implemented for `RegionVisitor<'tcx, Dispatcher>`, you could use the fully-qualified path [INFO] [stdout] | [INFO] [stdout] 599 - fn visit_region(&mut self, region: ty::Region<'tcx>) -> Self::Result { [INFO] [stdout] 599 + fn visit_region(&mut self, region: ty::Region<'tcx>) -> as Example>::Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/hir/ty.rs:29:29 [INFO] [stdout] | [INFO] [stdout] 29 | self.walk().filter_map(|part| match part.unpack() { [INFO] [stdout] | ^^^^ ------ type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving this closure parameter an explicit type [INFO] [stdout] | [INFO] [stdout] 29 | self.walk().filter_map(|part: /* Type */| match part.unpack() { [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed for `(_, _)` [INFO] [stdout] --> src/mir/body.rs:79:20 [INFO] [stdout] | [INFO] [stdout] 79 | .filter_map(|(block, data)| match data.terminator().kind { [INFO] [stdout] | ^^^^^^^^^^^^^ ---------- type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving this closure parameter an explicit type, where the placeholders `_` are specified [INFO] [stdout] | [INFO] [stdout] 79 | .filter_map(|(block, data): (_, _)| match data.terminator().kind { [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed for `(_, _)` [INFO] [stdout] --> src/source_map/spanner/mod.rs:84:27 [INFO] [stdout] | [INFO] [stdout] 84 | matching.sort_by_key(|(span, _)| span.size()); [INFO] [stdout] | ^^^^^^^^^ ---- type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving this closure parameter an explicit type, where the placeholders `_` are specified [INFO] [stdout] | [INFO] [stdout] 84 | matching.sort_by_key(|(span, _): (_, _)| span.size()); [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0220, E0223, E0282, E0432, E0463. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0220`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc_utils` (lib) due to 32 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "1b399bbe27434c535b2efb4527658d100aeddc280d4c36e35ba239c8b1c3bb4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b399bbe27434c535b2efb4527658d100aeddc280d4c36e35ba239c8b1c3bb4a", kill_on_drop: false }` [INFO] [stdout] 1b399bbe27434c535b2efb4527658d100aeddc280d4c36e35ba239c8b1c3bb4a